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NUMBER/r(3),h(3),bt(3),i,st,stm(3),a1,a3,p1,p37 X' ^& D% N1 x
$$ 1-定义变量
i+ Y7 v4 W( N% GENTITY/ax,ps1(1001),ps2(1200),m(3),g(3),sl1,sl2,pt(4),pt0(2)8 p- c& Z/ T9 s) `6 T
pds1: , p2 X: Y2 c R! a
$$ 2-生成输入参数的对话框
+ w* i6 V7 h( }$ X* ^$ x# [8 aPARAM/'请输入罐体和螺旋线参数:',$% h1 d( t% y/ K$ g4 E, S( D* i
'前锥小端半经:',r(1),$, k. f: m, u% P$ J; u1 |- d
'前锥高度:',h(1),$
) s0 ~0 n0 j4 f8 d. O'中柱半经:',r(2),$
6 p% G* f! a8 P' v5 R3 ~" J'中柱高度:',h(2),$
# a, S$ X4 D2 h, G'后锥小端半经:',r(3),$* N- B0 \& Z- L, {; s, e
'后锥高度:',h(3),$+ w! r+ m# \8 F7 w1 \
'前锥螺旋角:',bt(1),$! H4 c6 o6 b4 X8 h# o/ _
'中段螺旋角:',bt(2),$
# P3 h6 P1 q" W'后锥螺旋角:',bt(3),resp; Y1 A: j; `& [% L5 n3 l: L
JUMP/pds1:,stop1:,,resp( N! {* ?) N1 \/ z4 U2 S
ax=LINE/(pt0(1)=POINT/0,0,0),(pt0(2)=POINT/0,0,600)
0 G6 ^& k D3 f$ {- _ {- t$$ 3-生成罐体7 m: I5 A; k9 q
g(1)=LINE/(pt(1)=POINT/r(1),0,0),(pt(2)=POINT/r(2),0,h(1))
" |) c+ m7 I4 j; I8 ~. Cg(2)=LINE/pt(2),(pt(3)=POINT/r(2),0,(h(1)+h(2)))$ a9 w( t$ b. u% ]- a
g(3)=LINE/pt(3),(pt(4)=POINT/r(3),0,(h(1)+h(2)+h(3)))7 h! V, a% I7 f3 a
m(1)=REVSRF/g(1),AXIS,ax,0,360( V$ k* ]/ H% W
m(2)=REVSRF/g(2),AXIS,ax,0,360- d, s, q/ X- F" K. O; T) }
m(3)=REVSRF/g(3),AXIS,ax,0,360+ Y: G$ }3 R. y* M
a1=ATANF((r(2)-r(1))/h(1))
1 X" P; R2 S3 D/ A! h$$ 4-计算基本参数; O9 Q: h7 h z( L2 e
a3=ATANF((r(3)-r(2))/h(3))0 I$ ~& _* l: n$ }. H. d6 P; a0 p
p1=(r(2)-r(1))/h(1)*COSF(a1)*COSF(bt(1))/SINF(bt(1))- ]) y+ w* H( C
p3=(r(3)-r(2))/h(3)*COSF(a3)*COSF(bt(3))/SINF(bt(3))
7 s# H4 X; k$ x0 J" s1 |) Lstm(1)=LOGF((r(2)-r(1))/r(1)+1)/p1# k' J/ z( \% b& ~8 {1 o/ H1 ~
stm(2)=stm(1)+h(2)/r(2)*SINF(bt(2))/COSF(bt(2))
; s( V, [( Q8 W3 H9 A) Bstm(3)=stm(2)+LOGF((r(3)-r(2))/r(2)+1)/p30 x- b/ P; g8 j0 p1 A, w
i=1
& Z5 X, B: G/ d% Q9 z; G2 Z1 c$ I5 G' QSTR1:
$ L! |- _8 @# J4 a* {: W/ g# `$$ 5-计算曲线上点的坐标7 { \! ?; t: n! Z" l
st=(i-1)*stm(3)/1000; J( H6 a3 }% ?* P, f# x
IFTHEN/st<=stm(1)! Y" X& J6 x1 b( m2 p% E
xc=r(1)*EXPF(p1*st)*COSF(st*180/3.14159)
$ k7 }) j) d5 s S a$ f1 s2 J1 ryc=r(1)*EXPF(p1*st)*SINF(st*180/3.14159)4 ]. F/ } b2 d$ P. ]. c3 ?1 A
zc=r(1)*h(1)/(r(2)-r(1))*(EXPF(p1*st)-1)5 W) j( H$ b; s* S( F: G
ELSEIF/stm(1)<st AND st<=stm(2)
/ E% J& f* t. [# |! f) Pxc=r(2)*COSF(st*180/3.14159)6 ]; x. L& r8 \9 x* F5 `4 O; M5 {
yc=r(2)*SINF(st*180/3.14159)
! W. ~; e1 Q1 A! f% |7 c( ?* k4 Vzc=r(2)*COSF(bt(2))/SINF(bt(2))*(st-stm(1))+h(1)
5 e7 [- J$ o0 T4 x8 @ELSEIF/stm(2)<st AND st<=stm(3)1 ~" h/ J) l9 N8 P0 @' \3 T
xc=r(2)*EXPF(p3*(st-stm(2)))*COSF(st*180/3.14159)
; W7 n& `4 ?' @- ~yc=r(2)*EXPF(p3*(st-stm(2)))*SINF(st*180/3.14159)
% x5 K/ k+ k' m' p4 G* O! x" pzc=r(2)*h(3)/(r(3)-r(2))*(EXPF(p3*(st-stm(2)))-1)+h(1)+h(2)1 Z( Q- W0 y: P4 c1 @+ C
ENDIF2 I4 f& J) d9 w2 B/ |
ps1(i)=POINT/xc,yc,zc
7 z# j- C8 {* z) {0 L7 l; ?* {$$ 6-生成螺旋线
7 _& ~1 v, I" k+ x$ z+ Eps2(i)=POINT/-xc,-yc,zc' X4 Z& G0 E1 P
i=i+1
( h% h+ D% K9 q- F) B4 uIF/st<=stm(3),JUMP/STR1:
( m; d. {5 ]! x4 F" U& R ?5 bsl1=SPLINE/ps1(1..(i-1))9 t! | S/ L+ Z; P X
sl2=SPLINE/ps2(1..(i-1))
6 B3 }/ w4 R l7 ?1 cBLANK/ax,g,pt,pt0,ps1(1..(i-1)),ps1(1..(i-1))
2 o; _ O. _( Q% m" ?& k( n7 E, Z$$结束处理' S3 z2 e8 x8 o; |1 Q( Y- K% |
stop1:, ?/ T2 A7 E: O& o
HALT |
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